Cleaning Old Asbestos Siding

When mildew gains a foothold homeowners often turn to diluted chlorine bleach sodium hypochlorite a k a.

Cleaning old asbestos siding.

Cottage on the cape. If you hire the job out painting asbestos siding doesn t require any special licensing as far as the contractor doing the work so you. The primer creates an adhesive surface for the paint and helps seal the color of the old paint. Your standard household whitener it appears to make mildew vanish but on porous surfaces such as wood or vinyl siding chlorine evaporates too quickly to get to the fungi s roots guaranteeing regrowth.

Covering old asbestos shingles with new siding may seem like an option too but it s not easy to do safely. If a siding company removes an outer layer of siding and finds an older layer of asbestos cement siding beneath the standard procedure is simply to cover it over with new siding rather. Cleaning this siding takes some care since asbestos could be released into the air and cause health problems for those present. Wipe the surface with the palm of your hand.

Scrub off the chalk with a strong solution of water and spic and span or tsp detergent or a nonphosphate tsp alternative. Lead paint wasn t outlawed until 1978 so it s sure to be present on siding going back to the 1950s. If the paint color comes off on your hand the paint is chalking. We live in an old home and the siding is asbestos shingles which are white.

Allow the primer to dry completely. But over time fiber cement was designed to replace asbestos and create. Apply a coat of primer to the newly cleaned siding. Many decades ago some of the earliest versions of fiber cement siding did contain asbestos fibers.

You can roll it or brush it on but make sure you get under the small lip at the bottom of each asbestos siding shingle. Some exterior paints such as those used on aluminum siding intentionally chalk for self cleaning. Cleaning replacing and painting asbestos cement shingles. Asbestos siding achieved its height in popularity between the 1920s and 1970s.

Fiber siding cleaning tips. Most siding companies are well experienced at techniques for covering over existing asbestos cement siding with new vinyl aluminum or fiber cement siding. Let the siding dry then prime and paint with the best exterior latex you can find. Siding on this old house.

Regardless of the kind of dirt contaminant or mold that you are removing from your fiber cement siding here are some general tips to follow. Asbestos shingles are relatively strong but. Many homes used this type of siding because it was easy to clean and more durable than other substances.